Imported Upstream version 13.12
Merge tag 'upstream/13.12'

Upstream version 13.12

Conflicts:
	.gitignore
update changelog
prepare package for trusty
prepare package for trusty
exclude asn cert present in original source
try to modify path
remove use_dpkg_buildflags.patch
disable ejabberd_regexp.patch
remove reopen-log.patch
remove scram-optional-parameter-parsing-bugfix.patch
attempt to fix path
disable block-mucs-by-name.patch
...
remove what seems redundant
add wildcard target
strip phony tags
restructure Build-Depends
add erlang-crypto as build dependency
add erlang-ssl as build dependency